Result:All the three kinds of fume were mainly composed of carbonized granules,which consisted of a few crashing epithelia and some integrated and prarly integrated cells or cell groups.

• 结果：三种功率密度的烟尘主要由炭化颗粒组成，其中含有少量破碎的上皮细胞及形态完整和不完整的单个表皮细胞或细胞团；